There is provided an imaging device including a first processor for, when a group and a data position in a group are specified for data divided to one or plurality of groups, transmitting data of the specified data position through a first signal line; and a second processor including a first display for displaying a group element for selecting each group by a number determined based on number of groups, a second display for displaying, when the group element displayed is selected, data element for selecting each data by a number determined based on number of data belonging to the group of the selected group element, and a data transmission requesting unit for, when the data element is selected, specifying a group to which the data of the selected data element belongs and the data position in the group, and requesting data transmission to the first processor.